public void Register(DateTime?date, string userName, IList <int> orderDetailIds, IList <float> unitPrices)
{
try
{
User user = userAccountRepository.Find(userName);
if (user == null)
{
throw new ArgumentException("Usuario inválido.");
}
if (date == null || !date.HasValue || date == DateTime.MinValue)
{
throw new ArgumentException("Fecha inválida.");
}
if (orderDetailIds == null || orderDetailIds.Count == 0)
{
throw new ArgumentException("Productos inválidos.");
}
if (unitPrices == null || unitPrices.Count == 0)
{
throw new ArgumentException("Precios de productos inválidos.");
}
int count = orderDetailIds.Count;
if (count == unitPrices.Count)
{
saleRepository.BeginTransaction();
Sale sale = new Sale();
sale.Date = date.Value;
sale.User = user;
saleRepository.Save(sale);
for (int i = 0; i < count; i++)
{
float unitPrice = unitPrices[i];
if (unitPrice < 0)
{
throw new ArgumentException("Precio inválido.");
}
int orderDetailId = orderDetailIds[i];
OrderDetail orderDetail = orderDetailRepository.Get(orderDetailId);
if (orderDetail == null)
{
throw new ArgumentException("Producto no encontrado.");
}
SaleDetail saleDetail = new SaleDetail();
saleDetail.Sale = sale;
saleDetail.OrderDetail = orderDetail;
saleDetail.UnitPrice = unitPrice == 0 ? orderDetail.Product.Price : unitPrice;
sale.SaleDetails.Add(saleDetail);
}
saleRepository.SaveOrUpdate(sale);
saleRepository.CommitTransaction();
}
else
{
throw new ArgumentException("Datos de productos inválidos.");
}
}
catch
{
throw;
}
finally
{
try
{
saleRepository.RollbackTransaction();
}
catch
{
throw;
}
}
}
